Note.ly - Note.ly is an easy-to-use platform that allows you to save thoughts and ideas in notes and share them with anyone.
NoteAway - NoteAway is the simplest, most convenient way to take quick notes on OS X.
pinup - Pinup.com is quick and easy to take sticky notes and share with your friends. It's Simple to use.
TakeNote - A web-based note-taking app with GitHub sync and Markdown support.
Hott Notes - Hott Notes is a free reminder for Windows operating systems.
Speechy - Speechy is an app by Twelve Stars Software that comes up with features to help you in reading text in a variety of different formats such as pdf, txt, EPUB, webpages, and many others.